Customized CK45 Hot Rolled Hollow Piston Rod Ground and chrome plated ISO Approved

Customized CK45 Hot Rolled  Hollow Piston Rod ISO9001:2008 Approved
  
Detailed Product Description
1. Material:CK45
2. Ground and chrome plated
3. Diameter:6~1000mm
4. length:1000~8000mm
5. ISO9001:2008
 
Detailed Description
1. CHEMICAL COMPOSITION

2. MECHANCIAL PROPERTIES

3. SUPPLY CONDITION
    Ground  and  chrome plated 
4. CHROME THICKNESS
     20 to 30 micron
5. SURFACE ROUGHNESS
     Ra≤0.2 micron and  Rt≤2 micro
6. TOLERANCES ON DIA
    ISO f7 on the diameter
7.OVALITY
Half of the tolerance ISO f7
8. STRAIGHTNESS
   ≤0.2MM/M
9. SURFACE HARDNESS
   850-1150HV (vickers 100g)
10.COHESION
   No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling 
   in water)
11 .POROSITY
     Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
12 CORROSION RESISTANCE
     Test in natural salt spray according to ASTM B 117-72hours
     Results evaluation according to ISO 4540 RATING 7-10
13. WELDABILITY
      Good
14. PACKING
     Anti rust oil to be applied on material and each rod to be packed in paper sleeve
15. CERTIFICATE
     All certificate related with material heat treatment and plating is required

Services:

 1. Meet customer needs

  2. Fast reaction

  3. High quality and guarantee,

  4. Using environmental protection material

  5. Our products are complete in specifications

  6. Our products are well-known for its fine quality

  7. Customer always first  

About products:
-- Products could be finished per customer\'s samples or drawing;
-- Could be packed by cusotmer\'s requirement;

Our advantage:
1. Competitive price with good quality.
2. Low MOQ (100pcs is even acceptable in some specia